CVE-2026-28813

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-30. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 8.8Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Apache JSPWiki, up to 2.12.3, is vulnerable to JSON Hijacking, which leads to csrf vulnerabilities. Users are recommended to upgrade to version 2.12.4, which fixes this issue.

CVSS v3
8.8
EG Score
8.8HIGHmedium confidence
EG Risk
40
EG Risk 40/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.3%
EPSS %ILE
17th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

July 30, 2026

Last Modified

August 5, 2026

Advisory Details (1)

Auto-updated Jul 31, 2026
Fix named in the CVE record.
generic
https://lists.apache.org/thread/56440mymwkxt1hf3j8hjpo41yco7gotv

Vendor Advisories for CVE-2026-28813(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 14× in last 7d / 83× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 204 total refreshes for this CVE.

  1. 2026-09-29 06:53 UTCEG score recompute
  2. 2026-09-29 06:53 UTCGHSA enrichment
  3. 2026-09-28 13:51 UTCEPSS rescore
  4. 2026-09-28 07:10 UTCGHSA enrichment
  5. 2026-09-27 19:01 UTCEG score recompute
  6. 2026-09-27 19:01 UTCGHSA enrichment
  7. 2026-09-26 15:58 UTCEPSS rescore
  8. 2026-09-26 00:26 UTCEPSS rescore
  9. 2026-09-25 04:56 UTCEG score recompute
  10. 2026-09-25 04:56 UTCGHSA enrichment
  11. 2026-09-24 09:37 UTCGHSA enrichment
  12. 2026-09-23 21:29 UTCEG score recompute
  13. 2026-09-23 21:29 UTCGHSA enrichment
  14. 2026-09-23 03:16 UTCGHSA enrichment
  15. 2026-09-22 15:13 UTCEG score recompute
  16. 2026-09-22 15:13 UTCGHSA enrichment
  17. 2026-09-20 21:16 UTCEG score recompute
  18. 2026-09-20 21:16 UTCGHSA enrichment
  19. 2026-09-20 20:15 UTCEPSS rescore
  20. 2026-09-20 20:15 UTCEPSS rescore
  21. 2026-09-19 23:47 UTCEG score recompute
  22. 2026-09-19 23:47 UTCGHSA enrichment
  23. 2026-09-19 04:15 UTCEG score recompute
  24. 2026-09-19 04:15 UTCGHSA enrichment
  25. 2026-09-18 19:28 UTCEPSS rescore
Show 75 more
  1. 2026-09-18 19:27 UTCEPSS rescore
  2. 2026-09-18 13:35 UTCGHSA enrichment
  3. 2026-09-18 01:22 UTCEG score recompute
  4. 2026-09-18 01:22 UTCGHSA enrichment
  5. 2026-09-17 19:30 UTCEPSS rescore
  6. 2026-09-17 01:29 UTCEG score recompute
  7. 2026-09-17 01:29 UTCGHSA enrichment
  8. 2026-09-16 14:08 UTCEPSS rescore
  9. 2026-09-16 05:35 UTCEG score recompute
  10. 2026-09-16 05:35 UTCGHSA enrichment
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-15 07:08 UTCEG score recompute
  13. 2026-09-15 07:08 UTCGHSA enrichment
  14. 2026-09-14 17:04 UTCGHSA enrichment
  15. 2026-09-14 04:57 UTCGHSA enrichment
  16. 2026-09-13 16:53 UTCEG score recompute
  17. 2026-09-13 16:53 UTCGHSA enrichment
  18. 2026-09-13 16:47 UTCEPSS rescore
  19. 2026-09-13 04:50 UTCGHSA enrichment
  20. 2026-09-12 16:46 UTCEG score recompute
  21. 2026-09-12 16:46 UTCGHSA enrichment
  22. 2026-09-12 15:01 UTCEPSS rescore
  23. 2026-09-12 04:42 UTCGHSA enrichment
  24. 2026-09-11 16:20 UTCEG score recompute
  25. 2026-09-11 16:20 UTCGHSA enrichment
  26. 2026-09-11 14:52 UTCEPSS rescore
  27. 2026-09-11 03:58 UTCGHSA enrichment
  28. 2026-09-10 15:54 UTCEG score recompute
  29. 2026-09-10 15:54 UTCGHSA enrichment
  30. 2026-09-10 09:34 UTCEPSS rescore
  31. 2026-09-10 03:32 UTCGHSA enrichment
  32. 2026-09-09 07:14 UTCEG score recompute
  33. 2026-09-09 07:14 UTCGHSA enrichment
  34. 2026-09-08 22:00 UTCEPSS rescore
  35. 2026-09-07 19:52 UTCEG score recompute
  36. 2026-09-07 19:52 UTCGHSA enrichment
  37. 2026-09-07 16:01 UTCEPSS rescore
  38. 2026-09-06 18:57 UTCEG score recompute
  39. 2026-09-06 18:57 UTCGHSA enrichment
  40. 2026-09-06 13:47 UTCEPSS rescore
  41. 2026-09-06 13:47 UTCEPSS rescore
  42. 2026-09-06 06:53 UTCGHSA enrichment
  43. 2026-09-05 18:50 UTCEG score recompute
  44. 2026-09-05 18:50 UTCGHSA enrichment
  45. 2026-09-05 04:53 UTCEG score recompute
  46. 2026-09-05 04:53 UTCGHSA enrichment
  47. 2026-09-04 11:27 UTCEG score recompute
  48. 2026-09-04 11:27 UTCGHSA enrichment
  49. 2026-09-04 05:06 UTCEPSS rescore
  50. 2026-09-02 14:11 UTCEPSS rescore
  51. 2026-09-01 22:37 UTCEG score recompute
  52. 2026-09-01 22:37 UTCGHSA enrichment
  53. 2026-09-01 13:53 UTCEPSS rescore
  54. 2026-09-01 04:39 UTCEPSS rescore
  55. 2026-09-01 04:39 UTCEPSS rescore
  56. 2026-08-31 23:32 UTCGHSA enrichment
  57. 2026-08-30 22:45 UTCEG score recompute
  58. 2026-08-30 22:45 UTCGHSA enrichment
  59. 2026-08-30 19:17 UTCEPSS rescore
  60. 2026-08-30 10:41 UTCEG score recompute
  61. 2026-08-30 10:41 UTCGHSA enrichment
  62. 2026-08-30 01:22 UTCEPSS rescore
  63. 2026-08-29 22:33 UTCEG score recompute
  64. 2026-08-29 22:33 UTCGHSA enrichment
  65. 2026-08-28 21:41 UTCEPSS rescore
  66. 2026-08-27 21:18 UTCEG score recompute
  67. 2026-08-27 21:18 UTCGHSA enrichment
  68. 2026-08-27 14:25 UTCEPSS rescore
  69. 2026-08-27 09:15 UTCGHSA enrichment
  70. 2026-08-26 21:01 UTCEG score recompute
  71. 2026-08-26 21:01 UTCGHSA enrichment
  72. 2026-08-26 14:46 UTCEPSS rescore
  73. 2026-08-26 08:55 UTCGHSA enrichment
  74. 2026-08-25 20:52 UTCEG score recompute
  75. 2026-08-25 20:51 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-28813?
CVE-2026-28813 is a high vulnerability published on July 30, 2026. Apache JSPWiki, up to 2.12.3, is vulnerable to JSON Hijacking, which leads to csrf vulnerabilities. Users are recommended to upgrade to version 2.12.4, which fixes this issue.
When was CVE-2026-28813 disclosed?
CVE-2026-28813 was first published on July 30, 2026, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-28813 actively exploited?
CVE-2026-28813 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (17th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-28813?
CVE-2026-28813 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-28813?
A fix for CVE-2026-28813 is available — its CVE record says: "Users are recommended to upgrade to version 2.12.4, which fixes this issue." The vendor advisories EchelonGraph has for CVE-2026-28813 are linked in the Vendor Advisories panel on this page.

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